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(CLEAR_CACHE): System calls clobber R0.

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(dl_platform_init): Allow _dl_platform to be NULL.
This commit is contained in:
Ulrich Drepper 2000-01-10 01:48:07 +00:00
parent 30d5df3d0a
commit 29ac224725
1 changed files with 7 additions and 5 deletions
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12
sysdeps/arm/dl-machine.h
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@ -40,7 +40,10 @@
register unsigned long _beg __asm ("a1") = (unsigned long)(BEG); \
register unsigned long _end __asm ("a2") = (unsigned long)(END); \
register unsigned long _flg __asm ("a3") = 0; \
__asm __volatile ("swi 0x9f0002"); \
__asm __volatile ("swi 0x9f0002 @ sys_cacheflush" \
: /* no outputs */ \
: /* no inputs */ \
: "a1"); \
}
/* Return nonzero iff E_MACHINE is compatible with the running host. */
@ -353,10 +356,9 @@ extern const char *_dl_platform;
static inline void __attribute__ ((unused))
dl_platform_init (void)
{
if (_dl_platform == NULL)
/* We default to ARM
This is where processors could be distinguished arm2, arm6, sa110, etc */
_dl_platform = "ARM";
if (_dl_platform != NULL && *_dl_platform == '\0')
/* Avoid an empty string which would disturb us. */
_dl_platform = NULL;
}
static inline void